References: tem Inder J. Taneja. Multiple-Type Patterns and Pythagorean Triples, Zenodo,  January 19, 2019, pp. 1-53, http://doi.org/10.5281/zenodo.2544527; Inder J. Taneja. Fraction-Type Single Letter Representations of Natural NumbersFrom 1 to 11111, Zenodo, February 4, 2019, http://doi.org/10.5281/zenodo.2556902, pp. 1-203.